Custom Vs30 Mapping

Select a Predefined Map and Grid

Estimates of site conditions from topographic slope

Define a rectangular region

Northwest Point
Southeast Point

Site Parameters

Slope Ranges for Vs30 values

Vs30 (m/s) 180 240 300 360 490 620 760
(m/m) 0.0003 0.0035 0.010 0.018 0.05 0.10 0.14
(m/m) 0.000006 0.002 0.004 0.0072 0.013 0.018 0.025

Output Types

Text-only grid file. Each line contains latitude, longitude, and height. (.xyz.gz)

Binary grid file. (.grd.gz)

Image of the map generated. (.jpg)

Generated Output

Time Site Name Northwest Southeast Slope Type Generated Files